Bombing government military infrastructure (not terrorist cells or similar) is as clear as it gets.

If this isn’t an act of war then nothing is. And that’s a terrifying thought because that means a single person can start a war without congressional approval. Even impeachment doesn’t help prevent war since it’s after the fact.

What happens if a president orders strikes on a friendly country? It could be due to dementia, narcissistic personality disorder, personal vendettas (hypothetically, in real life I trust the US wouldnt elect that kind of person).